class_docstr: Test scatterplot.
class_docstr_tok: ["Test","scatterplot","."]
code: def test_top_words_punctuation_between(self):
      s = pd.Series("can't hello-world u.s.a")
      s_true = pd.Series(
          [1, 1, 1], index=["can't", "hello-world", "u.s.a"]
      )
      self.assertEqual(visualization.top_words(s).sort_index(), s_true)
  
file_path: texthero/tests/test_visualization.py
imports: import string
  import pandas
  import doctest
  from texthero import visualization
  from .None import PandasTestCase
label_desc: Use image node_id 6 for calling the TestVisualization obj's underlying member method code with example usage: obj.test_top_words_punctuation_between() without return types